Basically, this chorion tissue is made of the chorionic villi and this functions by providing maximum contact area with the blood of the mother. So in case this tissue ruptures, what happens is that the maternal tissue of the placenta would be damaged and this may result in bleeding. Hope this helps.
Answer:
one that grows agricultural products or manufactures crude materials into articles of use
fifth tick mark means 0.5mL
so ans is 3.5 mL
I think the correct answer is option B